new file mode 100644
@@ -0,0 +1,1863 @@
+/*
+ * Copyright (C) 2012 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Contributors:
+ * Manjunath Hadli <manjunath.hadli@ti.com>
+ * Prabhakar Lad <prabhakar.lad@ti.com>
+ *
+ *
+ * IPIPE allows fine tuning of the input image using different
+ * tuning modules in IPIPE. Some examples :- Noise filter, Defect
+ * pixel correction etc. It essentially operate on Bayer Raw data
+ * or YUV raw data. To do image tuning, application call,
+ *
+ */
+
+#include <linux/slab.h>
+
+#include "dm365_ipipe.h"
+#include "dm365_ipipe_hw.h"
+#include "vpfe_mc_capture.h"
+
+#define MIN_OUT_WIDTH 32
+#define MIN_OUT_HEIGHT 32
+
+/* ipipe input format's */
+static const unsigned int ipipe_input_fmts[] = {
+ V4L2_MBUS_FMT_UYVY8_2X8,
+ V4L2_MBUS_FMT_SGRBG12_1X12,
+ V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8,
+ V4L2_MBUS_FMT_SGRBG10_ALAW8_1X8,
+};
+
+/* ipipe output format's */
+static const unsigned int ipipe_output_fmts[] = {
+ V4L2_MBUS_FMT_UYVY8_2X8,
+};
+
+static int ipipe_validate_lutdpc_params(struct vpfe_ipipe_lutdpc *lutdpc)
+{
+ int i;
+
+ if (lutdpc->en > 1 || lutdpc->repl_white > 1 ||
+ lutdpc->dpc_size > LUT_DPC_MAX_SIZE)
+ return -EINVAL;
+
+ if (lutdpc->en && !lutdpc->table)
+ return -EINVAL;
+
+ for (i = 0; i < lutdpc->dpc_size; i++)
+ if (lutdpc->table[i].horz_pos > LUT_DPC_H_POS_MASK ||
+ lutdpc->table[i].vert_pos > LUT_DPC_V_POS_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_lutdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_lutdpc *lutdpc = &ipipe->config.lutdpc;
+ struct vpfe_ipipe_lutdpc *dpc_param;
+ struct device *dev;
+
+ if (!param) {
+ memset((void *)lutdpc, 0, sizeof(struct vpfe_ipipe_lutdpc));
+ goto success;
+ }
+
+ dev = ipipe->subdev.v4l2_dev->dev;
+ dpc_param = (struct vpfe_ipipe_lutdpc *)param;
+ lutdpc->en = dpc_param->en;
+ lutdpc->repl_white = dpc_param->repl_white;
+ lutdpc->dpc_size = dpc_param->dpc_size;
+ memcpy(&lutdpc->table, &dpc_param->table,
+ (dpc_param->dpc_size * sizeof(struct vpfe_ipipe_lutdpc_entry)));
+ if (ipipe_validate_lutdpc_params(lutdpc) < 0)
+ return -EINVAL;
+
+success:
+ ipipe_set_lutdpc_regs(ipipe->base_addr, ipipe->isp5_base_addr, lutdpc);
+
+ return 0;
+}
+
+static int ipipe_get_lutdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_lutdpc *lut_param = (struct vpfe_ipipe_lutdpc *)param;
+ struct vpfe_ipipe_lutdpc *lutdpc = &ipipe->config.lutdpc;
+
+ lut_param->en = lutdpc->en;
+ lut_param->repl_white = lutdpc->repl_white;
+ lut_param->dpc_size = lutdpc->dpc_size;
+ memcpy(&lut_param->table, &lutdpc->table,
+ (lutdpc->dpc_size * sizeof(struct vpfe_ipipe_lutdpc_entry)));
+
+ return 0;
+}
+
+static int ipipe_set_input_config(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_input_config *config = &ipipe->config.input_config;
+
+ if (!param)
+ memset(config, 0, sizeof(struct vpfe_ipipe_input_config));
+ else
+ memcpy(config, param, sizeof(struct vpfe_ipipe_input_config));
+ return 0;
+}
+
+static int ipipe_get_input_config(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_input_config *config = &ipipe->config.input_config;
+
+ if (!param)
+ return -EINVAL;
+
+ memcpy(param, config, sizeof(struct vpfe_ipipe_input_config));
+
+ return 0;
+}
+
+static int ipipe_validate_otfdpc_params(struct vpfe_ipipe_otfdpc *dpc_param)
+{
+ struct vpfe_ipipe_otfdpc_2_0_cfg *dpc_2_0;
+ struct vpfe_ipipe_otfdpc_3_0_cfg *dpc_3_0;
+
+ if (dpc_param->en > 1)
+ return -EINVAL;
+
+ if (dpc_param->alg == VPFE_IPIPE_OTFDPC_2_0) {
+ dpc_2_0 = &dpc_param->alg_cfg.dpc_2_0;
+ if (dpc_2_0->det_thr.r > OTFDPC_DPC2_THR_MASK ||
+ dpc_2_0->det_thr.gr > OTFDPC_DPC2_THR_MASK ||
+ dpc_2_0->det_thr.gb > OTFDPC_DPC2_THR_MASK ||
+ dpc_2_0->det_thr.b > OTFDPC_DPC2_THR_MASK ||
+ dpc_2_0->corr_thr.r > OTFDPC_DPC2_THR_MASK ||
+ dpc_2_0->corr_thr.gr > OTFDPC_DPC2_THR_MASK ||
+ dpc_2_0->corr_thr.gb > OTFDPC_DPC2_THR_MASK ||
+ dpc_2_0->corr_thr.b > OTFDPC_DPC2_THR_MASK)
+ return -EINVAL;
+ return 0;
+ }
+
+ dpc_3_0 = &dpc_param->alg_cfg.dpc_3_0;
+
+ if (dpc_3_0->act_adj_shf > OTF_DPC3_0_SHF_MASK ||
+ dpc_3_0->det_thr > OTF_DPC3_0_DET_MASK ||
+ dpc_3_0->det_slp > OTF_DPC3_0_SLP_MASK ||
+ dpc_3_0->det_thr_min > OTF_DPC3_0_DET_MASK ||
+ dpc_3_0->det_thr_max > OTF_DPC3_0_DET_MASK ||
+ dpc_3_0->corr_thr > OTF_DPC3_0_CORR_MASK ||
+ dpc_3_0->corr_slp > OTF_DPC3_0_SLP_MASK ||
+ dpc_3_0->corr_thr_min > OTF_DPC3_0_CORR_MASK ||
+ dpc_3_0->corr_thr_max > OTF_DPC3_0_CORR_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_otfdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_otfdpc *dpc_param = (struct vpfe_ipipe_otfdpc *)param;
+ struct vpfe_ipipe_otfdpc *otfdpc = &ipipe->config.otfdpc;
+ struct device *dev;
+
+ if (!param) {
+ memset((void *)otfdpc, 0, sizeof(struct ipipe_otfdpc_2_0));
+ goto success;
+ }
+ dev = ipipe->subdev.v4l2_dev->dev;
+ memcpy(otfdpc, dpc_param, sizeof(struct vpfe_ipipe_otfdpc));
+ if (ipipe_validate_otfdpc_params(otfdpc) < 0) {
+ dev_err(dev, "Invalid otfdpc params\n");
+ return -EINVAL;
+ }
+
+success:
+ ipipe_set_otfdpc_regs(ipipe->base_addr, otfdpc);
+
+ return 0;
+}
+
+static int ipipe_get_otfdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_otfdpc *dpc_param = (struct vpfe_ipipe_otfdpc *)param;
+ struct vpfe_ipipe_otfdpc *otfdpc = &ipipe->config.otfdpc;
+
+ memcpy(dpc_param, otfdpc, sizeof(struct vpfe_ipipe_otfdpc));
+ return 0;
+}
+
+static int ipipe_validate_nf_params(struct vpfe_ipipe_nf *nf_param)
+{
+ int i;
+
+ if (nf_param->en > 1 || nf_param->shft_val > D2F_SHFT_VAL_MASK ||
+ nf_param->spread_val > D2F_SPR_VAL_MASK ||
+ nf_param->apply_lsc_gain > 1 ||
+ nf_param->edge_det_min_thr > D2F_EDGE_DET_THR_MASK ||
+ nf_param->edge_det_max_thr > D2F_EDGE_DET_THR_MASK)
+ return -EINVAL;
+
+ for (i = 0; i < VPFE_IPIPE_NF_THR_TABLE_SIZE; i++)
+ if (nf_param->thr[i] > D2F_THR_VAL_MASK)
+ return -EINVAL;
+
+ for (i = 0; i < VPFE_IPIPE_NF_STR_TABLE_SIZE; i++)
+ if (nf_param->str[i] > D2F_STR_VAL_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_nf_params(struct vpfe_ipipe_device *ipipe,
+ unsigned int id, void *param)
+{
+ struct vpfe_ipipe_nf *nf_param = (struct vpfe_ipipe_nf *)param;
+ struct vpfe_ipipe_nf *nf = &ipipe->config.nf1;
+ struct device *dev;
+
+ if (id == IPIPE_D2F_2ND)
+ nf = &ipipe->config.nf2;
+
+ if (!nf_param) {
+ memset((void *)nf, 0, sizeof(struct vpfe_ipipe_nf));
+ goto success;
+ }
+
+ dev = ipipe->subdev.v4l2_dev->dev;
+ memcpy(nf, nf_param, sizeof(struct vpfe_ipipe_nf));
+ if (ipipe_validate_nf_params(nf) < 0) {
+ dev_err(dev, "Invalid nf params\n");
+ return -EINVAL;
+ }
+
+success:
+ ipipe_set_d2f_regs(ipipe->base_addr, id, nf);
+
+ return 0;
+}
+
+static int ipipe_set_nf1_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_set_nf_params(ipipe, IPIPE_D2F_1ST, param);
+}
+
+static int ipipe_set_nf2_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_set_nf_params(ipipe, IPIPE_D2F_2ND, param);
+}
+
+static int ipipe_get_nf_params(struct vpfe_ipipe_device *ipipe,
+ unsigned int id, void *param)
+{
+ struct vpfe_ipipe_nf *nf_param = (struct vpfe_ipipe_nf *)param;
+ struct vpfe_ipipe_nf *nf = &ipipe->config.nf1;
+
+ if (id == IPIPE_D2F_2ND)
+ nf = &ipipe->config.nf2;
+
+ memcpy(nf_param, nf, sizeof(struct vpfe_ipipe_nf));
+
+ return 0;
+}
+
+static int ipipe_get_nf1_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_get_nf_params(ipipe, IPIPE_D2F_1ST, param);
+}
+
+static int ipipe_get_nf2_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_get_nf_params(ipipe, IPIPE_D2F_2ND, param);
+}
+
+static int ipipe_validate_gic_params(struct vpfe_ipipe_gic *gic)
+{
+ if (gic->en > 1 || gic->gain > GIC_GAIN_MASK ||
+ gic->thr > GIC_THR_MASK || gic->slope > GIC_SLOPE_MASK ||
+ gic->apply_lsc_gain > 1 ||
+ gic->nf2_thr_gain.integer > GIC_NFGAN_INT_MASK ||
+ gic->nf2_thr_gain.decimal > GIC_NFGAN_DECI_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_gic_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_gic *gic_param = (struct vpfe_ipipe_gic *)param;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ struct vpfe_ipipe_gic *gic = &ipipe->config.gic;
+
+ if (!gic_param) {
+ memset((void *)gic, 0, sizeof(struct vpfe_ipipe_gic));
+ goto success;
+ }
+
+ memcpy(gic, gic_param, sizeof(struct vpfe_ipipe_gic));
+ if (ipipe_validate_gic_params(gic) < 0) {
+ dev_err(dev, "Invalid gic params\n");
+ return -EINVAL;
+ }
+
+success:
+ ipipe_set_gic_regs(ipipe->base_addr, gic);
+
+ return 0;
+}
+
+static int ipipe_get_gic_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_gic *gic_param = (struct vpfe_ipipe_gic *)param;
+ struct vpfe_ipipe_gic *gic = &ipipe->config.gic;
+
+ memcpy(gic_param, gic, sizeof(struct vpfe_ipipe_gic));
+
+ return 0;
+}
+
+static int ipipe_validate_wb_params(struct vpfe_ipipe_wb *wbal)
+{
+ if (wbal->ofst_r > WB_OFFSET_MASK ||
+ wbal->ofst_gr > WB_OFFSET_MASK ||
+ wbal->ofst_gb > WB_OFFSET_MASK ||
+ wbal->ofst_b > WB_OFFSET_MASK ||
+ wbal->gain_r.integer > WB_GAIN_INT_MASK ||
+ wbal->gain_r.decimal > WB_GAIN_DECI_MASK ||
+ wbal->gain_gr.integer > WB_GAIN_INT_MASK ||
+ wbal->gain_gr.decimal > WB_GAIN_DECI_MASK ||
+ wbal->gain_gb.integer > WB_GAIN_INT_MASK ||
+ wbal->gain_gb.decimal > WB_GAIN_DECI_MASK ||
+ wbal->gain_b.integer > WB_GAIN_INT_MASK ||
+ wbal->gain_b.decimal > WB_GAIN_DECI_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_wb_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_wb *wb_param = (struct vpfe_ipipe_wb *)param;
+ struct vpfe_ipipe_wb *wbal = &ipipe->config.wbal;
+
+ if (!wb_param) {
+ const struct vpfe_ipipe_wb wb_defaults = {
+ .gain_r = {2, 0x0},
+ .gain_gr = {2, 0x0},
+ .gain_gb = {2, 0x0},
+ .gain_b = {2, 0x0}
+ };
+ memcpy(wbal, &wb_defaults, sizeof(struct vpfe_ipipe_wb));
+ goto success;
+ }
+
+ memcpy(wbal, wb_param, sizeof(struct vpfe_ipipe_wb));
+ if (ipipe_validate_wb_params(wbal) < 0)
+ return -EINVAL;
+
+success:
+ ipipe_set_wb_regs(ipipe->base_addr, wbal);
+
+ return 0;
+}
+
+static int ipipe_get_wb_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_wb *wb_param = (struct vpfe_ipipe_wb *)param;
+ struct vpfe_ipipe_wb *wbal = &ipipe->config.wbal;
+
+ memcpy(wb_param, wbal, sizeof(struct vpfe_ipipe_wb));
+ return 0;
+}
+
+static int ipipe_validate_cfa_params(struct vpfe_ipipe_cfa *cfa)
+{
+ if (cfa->hpf_thr_2dir > CFA_HPF_THR_2DIR_MASK ||
+ cfa->hpf_slp_2dir > CFA_HPF_SLOPE_2DIR_MASK ||
+ cfa->hp_mix_thr_2dir > CFA_HPF_MIX_THR_2DIR_MASK ||
+ cfa->hp_mix_slope_2dir > CFA_HPF_MIX_SLP_2DIR_MASK ||
+ cfa->dir_thr_2dir > CFA_DIR_THR_2DIR_MASK ||
+ cfa->dir_slope_2dir > CFA_DIR_SLP_2DIR_MASK ||
+ cfa->nd_wt_2dir > CFA_ND_WT_2DIR_MASK ||
+ cfa->hue_fract_daa > CFA_DAA_HUE_FRA_MASK ||
+ cfa->edge_thr_daa > CFA_DAA_EDG_THR_MASK ||
+ cfa->thr_min_daa > CFA_DAA_THR_MIN_MASK ||
+ cfa->thr_slope_daa > CFA_DAA_THR_SLP_MASK ||
+ cfa->slope_min_daa > CFA_DAA_SLP_MIN_MASK ||
+ cfa->slope_slope_daa > CFA_DAA_SLP_SLP_MASK ||
+ cfa->lp_wt_daa > CFA_DAA_LP_WT_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_cfa_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_cfa *cfa_param = (struct vpfe_ipipe_cfa *)param;
+ struct vpfe_ipipe_cfa *cfa = &ipipe->config.cfa;
+
+ if (!cfa_param) {
+ memset(cfa, 0, sizeof(struct vpfe_ipipe_cfa));
+ cfa->alg = VPFE_IPIPE_CFA_ALG_2DIRAC;
+ goto success;
+ }
+
+ memcpy(cfa, cfa_param, sizeof(struct vpfe_ipipe_cfa));
+ if (ipipe_validate_cfa_params(cfa) < 0)
+ return -EINVAL;
+
+success:
+ ipipe_set_cfa_regs(ipipe->base_addr, cfa);
+
+ return 0;
+}
+
+static int ipipe_get_cfa_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_cfa *cfa_param = (struct vpfe_ipipe_cfa *)param;
+ struct vpfe_ipipe_cfa *cfa = &ipipe->config.cfa;
+
+ memcpy(cfa_param, cfa, sizeof(struct vpfe_ipipe_cfa));
+ return 0;
+}
+
+static int
+ipipe_validate_rgb2rgb_params(struct vpfe_ipipe_rgb2rgb *rgb2rgb,
+ unsigned int id)
+{
+ u32 gain_int_upper = RGB2RGB_1_GAIN_INT_MASK;
+ u32 offset_upper = RGB2RGB_1_OFST_MASK;
+
+ if (id == IPIPE_RGB2RGB_2) {
+ offset_upper = RGB2RGB_2_OFST_MASK;
+ gain_int_upper = RGB2RGB_2_GAIN_INT_MASK;
+ }
+
+ if (rgb2rgb->coef_rr.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_rr.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_gr.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_gr.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_br.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_br.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_rg.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_rg.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_gg.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_gg.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_bg.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_bg.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_rb.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_rb.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_gb.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_gb.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->coef_bb.decimal > RGB2RGB_GAIN_DECI_MASK ||
+ rgb2rgb->coef_bb.integer > gain_int_upper)
+ return -EINVAL;
+
+ if (rgb2rgb->out_ofst_r > offset_upper ||
+ rgb2rgb->out_ofst_g > offset_upper ||
+ rgb2rgb->out_ofst_b > offset_upper)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_rgb2rgb_params(struct vpfe_ipipe_device *ipipe,
+ unsigned int id, void *param)
+{
+ struct vpfe_ipipe_rgb2rgb *rgb2rgb = &ipipe->config.rgb2rgb1;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ struct vpfe_ipipe_rgb2rgb *rgb2rgb_param;
+
+ rgb2rgb_param = (struct vpfe_ipipe_rgb2rgb *)param;
+
+ if (id == IPIPE_RGB2RGB_2)
+ rgb2rgb = &ipipe->config.rgb2rgb2;
+
+ if (!rgb2rgb_param) {
+ const struct vpfe_ipipe_rgb2rgb rgb2rgb_defaults = {
+ .coef_rr = {1, 0}, /* 256 */
+ .coef_gr = {0, 0},
+ .coef_br = {0, 0},
+ .coef_rg = {0, 0},
+ .coef_gg = {1, 0}, /* 256 */
+ .coef_bg = {0, 0},
+ .coef_rb = {0, 0},
+ .coef_gb = {0, 0},
+ .coef_bb = {1, 0}, /* 256 */
+ };
+ /* Copy defaults for rgb2rgb conversion */
+ memcpy(rgb2rgb, &rgb2rgb_defaults,
+ sizeof(struct vpfe_ipipe_rgb2rgb));
+ goto success;
+ }
+
+ memcpy(rgb2rgb, rgb2rgb_param, sizeof(struct vpfe_ipipe_rgb2rgb));
+ if (ipipe_validate_rgb2rgb_params(rgb2rgb, id) < 0) {
+ dev_err(dev, "Invalid rgb2rgb params\n");
+ return -EINVAL;
+ }
+
+success:
+ ipipe_set_rgb2rgb_regs(ipipe->base_addr, id, rgb2rgb);
+
+ return 0;
+}
+
+static int
+ipipe_set_rgb2rgb_1_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_set_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_1, param);
+}
+
+static int
+ipipe_set_rgb2rgb_2_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_set_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_2, param);
+}
+
+static int ipipe_get_rgb2rgb_params(struct vpfe_ipipe_device *ipipe,
+ unsigned int id, void *param)
+{
+ struct vpfe_ipipe_rgb2rgb *rgb2rgb = &ipipe->config.rgb2rgb1;
+ struct vpfe_ipipe_rgb2rgb *rgb2rgb_param;
+
+ rgb2rgb_param = (struct vpfe_ipipe_rgb2rgb *)param;
+
+ if (id == IPIPE_RGB2RGB_2)
+ rgb2rgb = &ipipe->config.rgb2rgb2;
+
+ memcpy(rgb2rgb_param, rgb2rgb, sizeof(struct vpfe_ipipe_rgb2rgb));
+
+ return 0;
+}
+
+static int
+ipipe_get_rgb2rgb_1_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_get_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_1, param);
+}
+
+static int
+ipipe_get_rgb2rgb_2_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ return ipipe_get_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_2, param);
+}
+
+static int
+ipipe_validate_gamma_entry(struct vpfe_ipipe_gamma_entry *table, int size)
+{
+ int i;
+
+ if (!table)
+ return -EINVAL;
+
+ for (i = 0; i < size; i++)
+ if (table[i].slope > GAMMA_MASK ||
+ table[i].offset > GAMMA_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int
+ipipe_validate_gamma_params(struct vpfe_ipipe_gamma *gamma, struct device *dev)
+{
+ int table_size;
+ int err;
+
+ if (gamma->bypass_r > 1 ||
+ gamma->bypass_b > 1 ||
+ gamma->bypass_g > 1)
+ return -EINVAL;
+
+ if (gamma->tbl_sel != VPFE_IPIPE_GAMMA_TBL_RAM)
+ return 0;
+
+ table_size = gamma->tbl_size;
+ if (!gamma->bypass_r) {
+ err = ipipe_validate_gamma_entry(gamma->table_r, table_size);
+ if (err) {
+ dev_err(dev, "GAMMA R - table entry invalid\n");
+ return err;
+ }
+ }
+
+ if (!gamma->bypass_b) {
+ err = ipipe_validate_gamma_entry(gamma->table_b, table_size);
+ if (err) {
+ dev_err(dev, "GAMMA B - table entry invalid\n");
+ return err;
+ }
+ }
+
+ if (!gamma->bypass_g) {
+ err = ipipe_validate_gamma_entry(gamma->table_g, table_size);
+ if (err) {
+ dev_err(dev, "GAMMA G - table entry invalid\n");
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static int
+ipipe_set_gamma_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_gamma *gamma_param = (struct vpfe_ipipe_gamma *)param;
+ struct vpfe_ipipe_gamma *gamma = &ipipe->config.gamma;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ int table_size;
+
+ if (!gamma_param) {
+ memset(gamma, 0, sizeof(struct vpfe_ipipe_gamma));
+ gamma->tbl_sel = VPFE_IPIPE_GAMMA_TBL_ROM;
+ goto success;
+ }
+
+ gamma->bypass_r = gamma_param->bypass_r;
+ gamma->bypass_b = gamma_param->bypass_b;
+ gamma->bypass_g = gamma_param->bypass_g;
+ gamma->tbl_sel = gamma_param->tbl_sel;
+ gamma->tbl_size = gamma_param->tbl_size;
+
+ if (ipipe_validate_gamma_params(gamma, dev) < 0)
+ return -EINVAL;
+
+ if (gamma_param->tbl_sel != VPFE_IPIPE_GAMMA_TBL_RAM)
+ goto success;
+
+ table_size = gamma->tbl_size;
+ if (!gamma_param->bypass_r)
+ memcpy(&gamma->table_r, &gamma_param->table_r,
+ (table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
+
+ if (!gamma_param->bypass_b)
+ memcpy(&gamma->table_b, &gamma_param->table_b,
+ (table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
+
+ if (!gamma_param->bypass_g)
+ memcpy(&gamma->table_g, &gamma_param->table_g,
+ (table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
+
+success:
+ ipipe_set_gamma_regs(ipipe->base_addr, ipipe->isp5_base_addr, gamma);
+
+ return 0;
+}
+
+static int ipipe_get_gamma_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_gamma *gamma_param = (struct vpfe_ipipe_gamma *)param;
+ struct vpfe_ipipe_gamma *gamma = &ipipe->config.gamma;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ int table_size;
+
+ gamma_param->bypass_r = gamma->bypass_r;
+ gamma_param->bypass_g = gamma->bypass_g;
+ gamma_param->bypass_b = gamma->bypass_b;
+ gamma_param->tbl_sel = gamma->tbl_sel;
+ gamma_param->tbl_size = gamma->tbl_size;
+
+ if (gamma->tbl_sel != VPFE_IPIPE_GAMMA_TBL_RAM)
+ return 0;
+
+ table_size = gamma->tbl_size;
+
+ if (!gamma->bypass_r && !gamma_param->table_r) {
+ dev_err(dev,
+ "ipipe_get_gamma_params: table ptr empty for R\n");
+ return -EINVAL;
+ }
+ memcpy(gamma_param->table_r, gamma->table_r,
+ (table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
+
+ if (!gamma->bypass_g && !gamma_param->table_g) {
+ dev_err(dev, "ipipe_get_gamma_params: table ptr empty for G\n");
+ return -EINVAL;
+ }
+ memcpy(gamma_param->table_g, gamma->table_g,
+ (table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
+
+ if (!gamma->bypass_b && !gamma_param->table_b) {
+ dev_err(dev, "ipipe_get_gamma_params: table ptr empty for B\n");
+ return -EINVAL;
+ }
+ memcpy(gamma_param->table_b, gamma->table_b,
+ (table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
+
+ return 0;
+}
+
+static int ipipe_validate_3d_lut_params(struct vpfe_ipipe_3d_lut *lut)
+{
+ int i;
+
+ if (!lut->en)
+ return 0;
+
+ for (i = 0; i < VPFE_IPIPE_MAX_SIZE_3D_LUT; i++)
+ if (lut->table[i].r > D3_LUT_ENTRY_MASK ||
+ lut->table[i].g > D3_LUT_ENTRY_MASK ||
+ lut->table[i].b > D3_LUT_ENTRY_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_get_3d_lut_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_3d_lut *lut_param = (struct vpfe_ipipe_3d_lut *)param;
+ struct vpfe_ipipe_3d_lut *lut = &ipipe->config.lut;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+
+ lut_param->en = lut->en;
+ if (!lut_param->table) {
+ dev_err(dev, "ipipe_get_3d_lut_params: Invalid table ptr\n");
+ return -EINVAL;
+ }
+
+ memcpy(lut_param->table, &lut->table,
+ (VPFE_IPIPE_MAX_SIZE_3D_LUT *
+ sizeof(struct vpfe_ipipe_3d_lut_entry)));
+
+ return 0;
+}
+
+static int
+ipipe_set_3d_lut_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_3d_lut *lut_param = (struct vpfe_ipipe_3d_lut *)param;
+ struct vpfe_ipipe_3d_lut *lut = &ipipe->config.lut;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+
+ if (!lut_param) {
+ memset(lut, 0, sizeof(struct vpfe_ipipe_3d_lut));
+ goto success;
+ }
+
+ memcpy(lut, lut_param, sizeof(struct vpfe_ipipe_3d_lut));
+ if (ipipe_validate_3d_lut_params(lut) < 0) {
+ dev_err(dev, "Invalid 3D-LUT Params\n");
+ return -EINVAL;
+ }
+
+success:
+ ipipe_set_3d_lut_regs(ipipe->base_addr, ipipe->isp5_base_addr, lut);
+
+ return 0;
+}
+
+static int ipipe_validate_rgb2yuv_params(struct vpfe_ipipe_rgb2yuv *rgb2yuv)
+{
+ if (rgb2yuv->coef_ry.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_ry.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_gy.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_gy.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_by.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_by.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_rcb.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_rcb.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_gcb.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_gcb.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_bcb.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_bcb.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_rcr.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_rcr.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_gcr.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_gcr.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->coef_bcr.decimal > RGB2YCBCR_COEF_DECI_MASK ||
+ rgb2yuv->coef_bcr.integer > RGB2YCBCR_COEF_INT_MASK)
+ return -EINVAL;
+
+ if (rgb2yuv->out_ofst_y > RGB2YCBCR_OFST_MASK ||
+ rgb2yuv->out_ofst_cb > RGB2YCBCR_OFST_MASK ||
+ rgb2yuv->out_ofst_cr > RGB2YCBCR_OFST_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int
+ipipe_set_rgb2yuv_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_rgb2yuv *rgb2yuv = &ipipe->config.rgb2yuv;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ struct vpfe_ipipe_rgb2yuv *rgb2yuv_param;
+
+ rgb2yuv_param = (struct vpfe_ipipe_rgb2yuv *)param;
+ if (!rgb2yuv_param) {
+ /* Defaults for rgb2yuv conversion */
+ const struct vpfe_ipipe_rgb2yuv rgb2yuv_defaults = {
+ .coef_ry = {0, 0x4d},
+ .coef_gy = {0, 0x96},
+ .coef_by = {0, 0x1d},
+ .coef_rcb = {0xf, 0xd5},
+ .coef_gcb = {0xf, 0xab},
+ .coef_bcb = {0, 0x80},
+ .coef_rcr = {0, 0x80},
+ .coef_gcr = {0xf, 0x95},
+ .coef_bcr = {0xf, 0xeb},
+ .out_ofst_cb = 0x80,
+ .out_ofst_cr = 0x80,
+ };
+ /* Copy defaults for rgb2yuv conversion */
+ memcpy(rgb2yuv, &rgb2yuv_defaults,
+ sizeof(struct vpfe_ipipe_rgb2yuv));
+ goto success;
+ }
+
+ memcpy(rgb2yuv, rgb2yuv_param, sizeof(struct vpfe_ipipe_rgb2yuv));
+ if (ipipe_validate_rgb2yuv_params(rgb2yuv) < 0) {
+ dev_err(dev, "Invalid rgb2yuv params\n");
+ return -EINVAL;
+ }
+
+success:
+ ipipe_set_rgb2ycbcr_regs(ipipe->base_addr, rgb2yuv);
+
+ return 0;
+}
+
+static int
+ipipe_get_rgb2yuv_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_rgb2yuv *rgb2yuv = &ipipe->config.rgb2yuv;
+ struct vpfe_ipipe_rgb2yuv *rgb2yuv_param;
+
+ rgb2yuv_param = (struct vpfe_ipipe_rgb2yuv *)param;
+ memcpy(rgb2yuv_param, rgb2yuv, sizeof(struct vpfe_ipipe_rgb2yuv));
+ return 0;
+}
+
+static int ipipe_validate_gbce_params(struct vpfe_ipipe_gbce *gbce)
+{
+ u32 max = GBCE_Y_VAL_MASK;
+ int i;
+
+ if (!gbce->en)
+ return 0;
+
+ if (gbce->type == VPFE_IPIPE_GBCE_GAIN_TBL)
+ max = GBCE_GAIN_VAL_MASK;
+
+ for (i = 0; i < VPFE_IPIPE_MAX_SIZE_GBCE_LUT; i++)
+ if (gbce->table[i] > max)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_gbce_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_gbce *gbce_param = (struct vpfe_ipipe_gbce *)param;
+ struct vpfe_ipipe_gbce *gbce = &ipipe->config.gbce;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+
+ if (!gbce_param) {
+ memset(gbce, 0 , sizeof(struct vpfe_ipipe_gbce));
+ } else {
+ memcpy(gbce, gbce_param, sizeof(struct vpfe_ipipe_gbce));
+ if (ipipe_validate_gbce_params(gbce) < 0) {
+ dev_err(dev, "Invalid gbce params\n");
+ return -EINVAL;
+ }
+ }
+
+ ipipe_set_gbce_regs(ipipe->base_addr, ipipe->isp5_base_addr, gbce);
+
+ return 0;
+}
+
+static int ipipe_get_gbce_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_gbce *gbce_param = (struct vpfe_ipipe_gbce *)param;
+ struct vpfe_ipipe_gbce *gbce = &ipipe->config.gbce;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+
+ gbce_param->en = gbce->en;
+ gbce_param->type = gbce->type;
+ if (!gbce_param->table) {
+ dev_err(dev, "ipipe_get_gbce_params: Invalid table ptr\n");
+ return -EINVAL;
+ }
+
+ memcpy(gbce_param->table, gbce->table,
+ (VPFE_IPIPE_MAX_SIZE_GBCE_LUT * sizeof(unsigned short)));
+
+ return 0;
+}
+
+static int
+ipipe_validate_yuv422_conv_params(struct vpfe_ipipe_yuv422_conv *yuv422_conv)
+{
+ if (yuv422_conv->en_chrom_lpf > 1)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int
+ipipe_set_yuv422_conv_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_yuv422_conv *yuv422_conv = &ipipe->config.yuv422_conv;
+ struct vpfe_ipipe_yuv422_conv *yuv422_conv_param;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+
+ yuv422_conv_param = (struct vpfe_ipipe_yuv422_conv *)param;
+ if (!yuv422_conv_param) {
+ memset(yuv422_conv, 0, sizeof(struct vpfe_ipipe_yuv422_conv));
+ yuv422_conv->chrom_pos = VPFE_IPIPE_YUV422_CHR_POS_COSITE;
+ } else {
+ memcpy(yuv422_conv, yuv422_conv_param,
+ sizeof(struct vpfe_ipipe_yuv422_conv));
+ if (ipipe_validate_yuv422_conv_params(yuv422_conv) < 0) {
+ dev_err(dev, "Invalid yuv422 params\n");
+ return -EINVAL;
+ }
+ }
+
+ ipipe_set_yuv422_conv_regs(ipipe->base_addr, yuv422_conv);
+
+ return 0;
+}
+
+static int
+ipipe_get_yuv422_conv_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_yuv422_conv *yuv422_conv = &ipipe->config.yuv422_conv;
+ struct vpfe_ipipe_yuv422_conv *yuv422_conv_param;
+
+ yuv422_conv_param = (struct vpfe_ipipe_yuv422_conv *)param;
+ memcpy(yuv422_conv_param, yuv422_conv,
+ sizeof(struct vpfe_ipipe_yuv422_conv));
+
+ return 0;
+}
+
+static int ipipe_validate_yee_params(struct vpfe_ipipe_yee *yee)
+{
+ int i;
+
+ if (yee->en > 1 ||
+ yee->en_halo_red > 1 ||
+ yee->hpf_shft > YEE_HPF_SHIFT_MASK)
+ return -EINVAL;
+
+ if (yee->hpf_coef_00 > YEE_COEF_MASK ||
+ yee->hpf_coef_01 > YEE_COEF_MASK ||
+ yee->hpf_coef_02 > YEE_COEF_MASK ||
+ yee->hpf_coef_10 > YEE_COEF_MASK ||
+ yee->hpf_coef_11 > YEE_COEF_MASK ||
+ yee->hpf_coef_12 > YEE_COEF_MASK ||
+ yee->hpf_coef_20 > YEE_COEF_MASK ||
+ yee->hpf_coef_21 > YEE_COEF_MASK ||
+ yee->hpf_coef_22 > YEE_COEF_MASK)
+ return -EINVAL;
+
+ if (yee->yee_thr > YEE_THR_MASK ||
+ yee->es_gain > YEE_ES_GAIN_MASK ||
+ yee->es_thr1 > YEE_ES_THR1_MASK ||
+ yee->es_thr2 > YEE_THR_MASK ||
+ yee->es_gain_grad > YEE_THR_MASK ||
+ yee->es_ofst_grad > YEE_THR_MASK)
+ return -EINVAL;
+
+ for (i = 0; i < VPFE_IPIPE_MAX_SIZE_YEE_LUT ; i++)
+ if (yee->table[i] > YEE_ENTRY_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_yee_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_yee *yee_param = (struct vpfe_ipipe_yee *)param;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ struct vpfe_ipipe_yee *yee = &ipipe->config.yee;
+
+ if (!yee_param) {
+ memset(yee, 0, sizeof(struct vpfe_ipipe_yee));
+ } else {
+ memcpy(yee, yee_param, sizeof(struct vpfe_ipipe_yee));
+ if (ipipe_validate_yee_params(yee) < 0) {
+ dev_err(dev, "Invalid yee params\n");
+ return -EINVAL;
+ }
+ }
+
+ ipipe_set_ee_regs(ipipe->base_addr, ipipe->isp5_base_addr, yee);
+
+ return 0;
+}
+
+static int ipipe_get_yee_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_yee *yee_param = (struct vpfe_ipipe_yee *)param;
+ struct vpfe_ipipe_yee *yee = &ipipe->config.yee;
+
+ yee_param->en = yee->en;
+ yee_param->en_halo_red = yee->en_halo_red;
+ yee_param->merge_meth = yee->merge_meth;
+ yee_param->hpf_shft = yee->hpf_shft;
+ yee_param->hpf_coef_00 = yee->hpf_coef_00;
+ yee_param->hpf_coef_01 = yee->hpf_coef_01;
+ yee_param->hpf_coef_02 = yee->hpf_coef_02;
+ yee_param->hpf_coef_10 = yee->hpf_coef_10;
+ yee_param->hpf_coef_11 = yee->hpf_coef_11;
+ yee_param->hpf_coef_12 = yee->hpf_coef_12;
+ yee_param->hpf_coef_20 = yee->hpf_coef_20;
+ yee_param->hpf_coef_21 = yee->hpf_coef_21;
+ yee_param->hpf_coef_22 = yee->hpf_coef_22;
+ yee_param->yee_thr = yee->yee_thr;
+ yee_param->es_gain = yee->es_gain;
+ yee_param->es_thr1 = yee->es_thr1;
+ yee_param->es_thr2 = yee->es_thr2;
+ yee_param->es_gain_grad = yee->es_gain_grad;
+ yee_param->es_ofst_grad = yee->es_ofst_grad;
+ memcpy(yee_param->table, &yee->table,
+ (VPFE_IPIPE_MAX_SIZE_YEE_LUT * sizeof(short)));
+
+ return 0;
+}
+
+static int ipipe_validate_car_params(struct vpfe_ipipe_car *car)
+{
+ if (car->en > 1 || car->hpf_shft > CAR_HPF_SHIFT_MASK ||
+ car->gain1.shft > CAR_GAIN1_SHFT_MASK ||
+ car->gain1.gain_min > CAR_GAIN_MIN_MASK ||
+ car->gain2.shft > CAR_GAIN2_SHFT_MASK ||
+ car->gain2.gain_min > CAR_GAIN_MIN_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_car_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_car *car_param = (struct vpfe_ipipe_car *)param;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ struct vpfe_ipipe_car *car = &ipipe->config.car;
+
+ if (!car_param) {
+ memset(car , 0, sizeof(struct vpfe_ipipe_car));
+ } else {
+ memcpy(car, car_param, sizeof(struct vpfe_ipipe_car));
+ if (ipipe_validate_car_params(car) < 0) {
+ dev_err(dev, "Invalid car params\n");
+ return -EINVAL;
+ }
+ }
+
+ ipipe_set_car_regs(ipipe->base_addr, car);
+
+ return 0;
+}
+
+static int ipipe_get_car_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_car *car_param = (struct vpfe_ipipe_car *)param;
+ struct vpfe_ipipe_car *car = &ipipe->config.car;
+
+ memcpy(car_param, car, sizeof(struct vpfe_ipipe_car));
+ return 0;
+}
+
+static int ipipe_validate_cgs_params(struct vpfe_ipipe_cgs *cgs)
+{
+ if (cgs->en > 1 || cgs->h_shft > CAR_SHIFT_MASK)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ipipe_set_cgs_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_cgs *cgs_param = (struct vpfe_ipipe_cgs *)param;
+ struct device *dev = ipipe->subdev.v4l2_dev->dev;
+ struct vpfe_ipipe_cgs *cgs = &ipipe->config.cgs;
+
+ if (!cgs_param) {
+ memset(cgs, 0, sizeof(struct vpfe_ipipe_cgs));
+ } else {
+ memcpy(cgs, cgs_param, sizeof(struct vpfe_ipipe_cgs));
+ if (ipipe_validate_cgs_params(cgs) < 0) {
+ dev_err(dev, "Invalid cgs params\n");
+ return -EINVAL;
+ }
+ }
+
+ ipipe_set_cgs_regs(ipipe->base_addr, cgs);
+
+ return 0;
+}
+
+static int ipipe_get_cgs_params(struct vpfe_ipipe_device *ipipe, void *param)
+{
+ struct vpfe_ipipe_cgs *cgs_param = (struct vpfe_ipipe_cgs *)param;
+ struct vpfe_ipipe_cgs *cgs = &ipipe->config.cgs;
+
+ memcpy(cgs_param, cgs, sizeof(struct vpfe_ipipe_cgs));
+
+ return 0;
+}
+
+static const struct ipipe_module_if ipipe_modules[VPFE_IPIPE_MAX_MODULES] = {
+ /* VPFE_IPIPE_INPUT_CONFIG */ {
+ offsetof(struct ipipe_module_params, input_config),
+ FIELD_SIZEOF(struct ipipe_module_params, input_config),
+ offsetof(struct vpfe_ipipe_config, input_config),
+ ipipe_set_input_config,
+ ipipe_get_input_config,
+ }, /* VPFE_IPIPE_LUTDPC */ {
+ offsetof(struct ipipe_module_params, lutdpc),
+ FIELD_SIZEOF(struct ipipe_module_params, lutdpc),
+ offsetof(struct vpfe_ipipe_config, lutdpc),
+ ipipe_set_lutdpc_params,
+ ipipe_get_lutdpc_params,
+ }, /* VPFE_IPIPE_OTFDPC */ {
+ offsetof(struct ipipe_module_params, otfdpc),
+ FIELD_SIZEOF(struct ipipe_module_params, otfdpc),
+ offsetof(struct vpfe_ipipe_config, otfdpc),
+ ipipe_set_otfdpc_params,
+ ipipe_get_otfdpc_params,
+ }, /* VPFE_IPIPE_NF1 */ {
+ offsetof(struct ipipe_module_params, nf1),
+ FIELD_SIZEOF(struct ipipe_module_params, nf1),
+ offsetof(struct vpfe_ipipe_config, nf1),
+ ipipe_set_nf1_params,
+ ipipe_get_nf1_params,
+ }, /* VPFE_IPIPE_NF2 */ {
+ offsetof(struct ipipe_module_params, nf2),
+ FIELD_SIZEOF(struct ipipe_module_params, nf2),
+ offsetof(struct vpfe_ipipe_config, nf2),
+ ipipe_set_nf2_params,
+ ipipe_get_nf2_params,
+ }, /* VPFE_IPIPE_WB */ {
+ offsetof(struct ipipe_module_params, wbal),
+ FIELD_SIZEOF(struct ipipe_module_params, wbal),
+ offsetof(struct vpfe_ipipe_config, wbal),
+ ipipe_set_wb_params,
+ ipipe_get_wb_params,
+ }, /* VPFE_IPIPE_RGB2RGB_1 */ {
+ offsetof(struct ipipe_module_params, rgb2rgb1),
+ FIELD_SIZEOF(struct ipipe_module_params, rgb2rgb1),
+ offsetof(struct vpfe_ipipe_config, rgb2rgb1),
+ ipipe_set_rgb2rgb_1_params,
+ ipipe_get_rgb2rgb_1_params,
+ }, /* VPFE_IPIPE_RGB2RGB_2 */ {
+ offsetof(struct ipipe_module_params, rgb2rgb2),
+ FIELD_SIZEOF(struct ipipe_module_params, rgb2rgb2),
+ offsetof(struct vpfe_ipipe_config, rgb2rgb2),
+ ipipe_set_rgb2rgb_2_params,
+ ipipe_get_rgb2rgb_2_params,
+ }, /* VPFE_IPIPE_GAMMA */ {
+ offsetof(struct ipipe_module_params, gamma),
+ FIELD_SIZEOF(struct ipipe_module_params, gamma),
+ offsetof(struct vpfe_ipipe_config, gamma),
+ ipipe_set_gamma_params,
+ ipipe_get_gamma_params,
+ }, /* VPFE_IPIPE_3D_LUT */ {
+ offsetof(struct ipipe_module_params, lut),
+ FIELD_SIZEOF(struct ipipe_module_params, lut),
+ offsetof(struct vpfe_ipipe_config, lut),
+ ipipe_set_3d_lut_params,
+ ipipe_get_3d_lut_params,
+ }, /* VPFE_IPIPE_RGB2YUV */ {
+ offsetof(struct ipipe_module_params, rgb2yuv),
+ FIELD_SIZEOF(struct ipipe_module_params, rgb2yuv),
+ offsetof(struct vpfe_ipipe_config, rgb2yuv),
+ ipipe_set_rgb2yuv_params,
+ ipipe_get_rgb2yuv_params,
+ }, /* VPFE_IPIPE_YUV422_CONV */ {
+ offsetof(struct ipipe_module_params, yuv422_conv),
+ FIELD_SIZEOF(struct ipipe_module_params, yuv422_conv),
+ offsetof(struct vpfe_ipipe_config, yuv422_conv),
+ ipipe_set_yuv422_conv_params,
+ ipipe_get_yuv422_conv_params,
+ }, /* VPFE_IPIPE_YEE */ {
+ offsetof(struct ipipe_module_params, yee),
+ FIELD_SIZEOF(struct ipipe_module_params, yee),
+ offsetof(struct vpfe_ipipe_config, yee),
+ ipipe_set_yee_params,
+ ipipe_get_yee_params,
+ }, /* VPFE_IPIPE_GIC */ {
+ offsetof(struct ipipe_module_params, gic),
+ FIELD_SIZEOF(struct ipipe_module_params, gic),
+ offsetof(struct vpfe_ipipe_config, gic),
+ ipipe_set_gic_params,
+ ipipe_get_gic_params,
+ }, /* VPFE_IPIPE_CFA */ {
+ offsetof(struct ipipe_module_params, cfa),
+ FIELD_SIZEOF(struct ipipe_module_params, cfa),
+ offsetof(struct vpfe_ipipe_config, cfa),
+ ipipe_set_cfa_params,
+ ipipe_get_cfa_params,
+ }, /* VPFE_IPIPE_CAR */ {
+ offsetof(struct ipipe_module_params, car),
+ FIELD_SIZEOF(struct ipipe_module_params, car),
+ offsetof(struct vpfe_ipipe_config, car),
+ ipipe_set_car_params,
+ ipipe_get_car_params,
+ }, /* VPFE_IPIPE_CGS */ {
+ offsetof(struct ipipe_module_params, cgs),
+ FIELD_SIZEOF(struct ipipe_module_params, cgs),
+ offsetof(struct vpfe_ipipe_config, cgs),
+ ipipe_set_cgs_params,
+ ipipe_get_cgs_params,
+ }, /* VPFE_IPIPE_GBCE */ {
+ offsetof(struct ipipe_module_params, gbce),
+ FIELD_SIZEOF(struct ipipe_module_params, gbce),
+ offsetof(struct vpfe_ipipe_config, gbce),
+ ipipe_set_gbce_params,
+ ipipe_get_gbce_params,
+ },
+};
+
+static int ipipe_s_config(struct v4l2_subdev *sd, struct vpfe_ipipe_config *cfg)
+{
+ struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
+ unsigned int i;
+ int rval = 0;
+
+ for (i = 0; i < ARRAY_SIZE(ipipe_modules); i++) {
+ unsigned int bit = 1 << i;
+ if (cfg->flag & bit) {
+ const struct ipipe_module_if *module_if =
+ &ipipe_modules[i];
+ struct ipipe_module_params *params;
+ void __user *from = *(void * __user *)
+ ((void *)cfg + module_if->config_offset);
+ size_t size;
+ void *to;
+
+ params = kmalloc(sizeof(struct ipipe_module_params),
+ GFP_KERNEL);
+ to = (void *)params + module_if->param_offset;
+ size = module_if->param_size;
+
+ if (to && from && size) {
+ if (copy_from_user(to, from, size)) {
+ rval = -EFAULT;
+ break;
+ }
+ rval = module_if->set(ipipe, to);
+ if (rval)
+ goto error;
+ } else if (to && !from && size) {
+ rval = module_if->set(ipipe, NULL);
+ if (rval)
+ goto error;
+ }
+ kfree(params);
+ }
+ }
+error:
+ return rval;
+}
+
+static int ipipe_g_config(struct v4l2_subdev *sd, struct vpfe_ipipe_config *cfg)
+{
+ struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
+ unsigned int i;
+ int rval = 0;
+
+ for (i = 1; i < ARRAY_SIZE(ipipe_modules); i++) {
+ unsigned int bit = 1 << i;
+ if (cfg->flag & bit) {
+ const struct ipipe_module_if *module_if =
+ &ipipe_modules[i];
+ struct ipipe_module_params *params;
+ void __user *to = *(void * __user *)
+ ((void *)cfg + module_if->config_offset);
+ size_t size;
+ void *from;
+
+ params = kmalloc(sizeof(struct ipipe_module_params),
+ GFP_KERNEL);
+ from = (void *)params + module_if->param_offset;
+ size = module_if->param_size;
+
+ if (to && from && size) {
+ rval = module_if->get(ipipe, from);
+ if (rval)
+ goto error;
+ if (copy_to_user(to, from, size)) {
+ rval = -EFAULT;
+ break;
+ }
+ }
+ kfree(params);
+ }
+ }
+error:
+ return rval;
+}
+
+/*
+ * ipipe_ioctl() - Handle ipipe module private ioctl's
+ * @sd: pointer to v4l2 subdev structure
+ * @cmd: configuration command
+ * @arg: configuration argument
+ */
+static long ipipe_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
+{
+ int ret = 0;
+
+ switch (cmd) {
+ case VIDIOC_VPFE_IPIPE_S_CONFIG:
+ ret = ipipe_s_config(sd, arg);
+ break;
+
+ case VIDIOC_VPFE_IPIPE_G_CONFIG:
+ ret = ipipe_g_config(sd, arg);
+ break;
+
+ default:
+ ret = -ENOIOCTLCMD;
+ }
+ return ret;
+}
+
+void vpfe_ipipe_enable(struct vpfe_device *vpfe_dev, int en)
+{
+ struct vpfe_ipipeif_device *ipipeif = &vpfe_dev->vpfe_ipipeif;
+ struct vpfe_ipipe_device *ipipe = &vpfe_dev->vpfe_ipipe;
+ unsigned char val;
+
+ if (ipipe->input == IPIPE_INPUT_NONE)
+ return;
+
+ /* ipipe is set to single shot */
+ if (ipipeif->input == IPIPEIF_INPUT_MEMORY && en) {
+ /* for single-shot mode, need to wait for h/w to
+ * reset many register bits
+ */
+ do {
+ val = regr_ip(vpfe_dev->vpfe_ipipe.base_addr,
+ IPIPE_SRC_EN);
+ } while (val);
+ }
+ regw_ip(vpfe_dev->vpfe_ipipe.base_addr, en, IPIPE_SRC_EN);
+}
+
+/*
+ * ipipe_set_stream() - Enable/Disable streaming on the ipipe subdevice
+ * @sd: pointer to v4l2 subdev structure
+ * @enable: 1 == Enable, 0 == Disable
+ */
+static int ipipe_set_stream(struct v4l2_subdev *sd, int enable)
+{
+ struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
+ struct vpfe_device *vpfe_dev = to_vpfe_device(ipipe);
+
+ if (enable && ipipe->input != IPIPE_INPUT_NONE &&
+ ipipe->output != IPIPE_OUTPUT_NONE) {
+ if (config_ipipe_hw(ipipe) < 0)
+ return -EINVAL;
+ }
+
+ vpfe_ipipe_enable(vpfe_dev, enable);
+
+ return 0;
+}
+
+/*
+ * __ipipe_get_format() - helper function for getting ipipe format
+ * @ipipe: pointer to ipipe private structure.
+ * @pad: pad number.
+ * @fh: V4L2 subdev file handle.
+ * @which: wanted subdev format.
+ *
+ */
+static struct v4l2_mbus_framefmt *
+__ipipe_get_format(struct vpfe_ipipe_device *ipipe,
+ struct v4l2_subdev_fh *fh, unsigned int pad,
+ enum v4l2_subdev_format_whence which)
+{
+ if (which == V4L2_SUBDEV_FORMAT_TRY)
+ return v4l2_subdev_get_try_format(fh, pad);
+
+ return &ipipe->formats[pad];
+}
+
+/*
+ * ipipe_try_format() - Handle try format by pad subdev method
+ * @ipipe: VPFE ipipe device.
+ * @fh: V4L2 subdev file handle.
+ * @pad: pad num.
+ * @fmt: pointer to v4l2 format structure.
+ * @which : wanted subdev format
+ */
+static void
+ipipe_try_format(struct vpfe_ipipe_device *ipipe,
+ struct v4l2_subdev_fh *fh, unsigned int pad,
+ struct v4l2_mbus_framefmt *fmt,
+ enum v4l2_subdev_format_whence which)
+{
+ unsigned int max_out_height;
+ unsigned int max_out_width;
+ unsigned int i;
+
+ max_out_width = IPIPE_MAX_OUTPUT_WIDTH_A;
+ max_out_height = IPIPE_MAX_OUTPUT_HEIGHT_A;
+
+ if (pad == IPIPE_PAD_SINK) {
+ for (i = 0; i < ARRAY_SIZE(ipipe_input_fmts); i++)
+ if (fmt->code == ipipe_input_fmts[i])
+ break;
+
+ /* If not found, use SBGGR10 as default */
+ if (i >= ARRAY_SIZE(ipipe_input_fmts))
+ fmt->code = V4L2_MBUS_FMT_SGRBG12_1X12;
+ } else if (pad == IPIPE_PAD_SOURCE) {
+ for (i = 0; i < ARRAY_SIZE(ipipe_output_fmts); i++)
+ if (fmt->code == ipipe_output_fmts[i])
+ break;
+
+ /* If not found, use UYVY as default */
+ if (i >= ARRAY_SIZE(ipipe_output_fmts))
+ fmt->code = V4L2_MBUS_FMT_UYVY8_2X8;
+ }
+
+ fmt->width = clamp_t(u32, fmt->width, MIN_OUT_HEIGHT, max_out_width);
+ fmt->height = clamp_t(u32, fmt->height, MIN_OUT_WIDTH, max_out_height);
+}
+
+/*
+ * ipipe_set_format() - Handle set format by pads subdev method
+ * @sd: pointer to v4l2 subdev structure
+ * @fh: V4L2 subdev file handle
+ * @fmt: pointer to v4l2 subdev format structure
+ * return -EINVAL or zero on success
+ */
+static int
+ipipe_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
+ struct v4l2_subdev_format *fmt)
+{
+ struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt *format;
+
+ format = __ipipe_get_format(ipipe, fh, fmt->pad, fmt->which);
+ if (format == NULL)
+ return -EINVAL;
+
+ ipipe_try_format(ipipe, fh, fmt->pad, &fmt->format, fmt->which);
+ *format = fmt->format;
+
+ if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
+ return 0;
+
+ if (fmt->pad == IPIPE_PAD_SINK &&
+ (ipipe->input == IPIPE_INPUT_CCDC ||
+ ipipe->input == IPIPE_INPUT_MEMORY))
+ ipipe->formats[fmt->pad] = fmt->format;
+ else if (fmt->pad == IPIPE_PAD_SOURCE &&
+ ipipe->output == IPIPE_OUTPUT_RESIZER)
+ ipipe->formats[fmt->pad] = fmt->format;
+ else
+ return -EINVAL;
+
+ return 0;
+}
+
+/*
+ * ipipe_get_format() - Handle get format by pads subdev method.
+ * @sd: pointer to v4l2 subdev structure.
+ * @fh: V4L2 subdev file handle.
+ * @fmt: pointer to v4l2 subdev format structure.
+ */
+static int
+ipipe_get_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
+ struct v4l2_subdev_format *fmt)
+{
+ struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
+
+ if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+ fmt->format = ipipe->formats[fmt->pad];
+ else
+ fmt->format = *(v4l2_subdev_get_try_format(fh, fmt->pad));
+
+ return 0;
+}
+
+/*
+ * ipipe_enum_frame_size() - enum frame sizes on pads
+ * @sd: pointer to v4l2 subdev structure.
+ * @fh: V4L2 subdev file handle.
+ * @fse: pointer to v4l2_subdev_frame_size_enum structure.
+ */
+static int
+ipipe_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
+ struct v4l2_subdev_frame_size_enum *fse)
+{
+ struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt format;
+
+ if (fse->index != 0)
+ return -EINVAL;
+
+ format.code = fse->code;
+ format.width = 1;
+ format.height = 1;
+ ipipe_try_format(ipipe, fh, fse->pad, &format,
+ V4L2_SUBDEV_FORMAT_TRY);
+ fse->min_width = format.width;
+ fse->min_height = format.height;
+
+ if (format.code != fse->code)
+ return -EINVAL;
+
+ format.code = fse->code;
+ format.width = -1;
+ format.height = -1;
+ ipipe_try_format(ipipe, fh, fse->pad, &format,
+ V4L2_SUBDEV_FORMAT_TRY);
+ fse->max_width = format.width;
+ fse->max_height = format.height;
+
+ return 0;
+}
+
+/*
+ * ipipe_enum_mbus_code() - enum mbus codes for pads
+ * @sd: pointer to v4l2 subdev structure.
+ * @fh: V4L2 subdev file handle
+ * @code: pointer to v4l2_subdev_mbus_code_enum structure
+ */
+static int
+ipipe_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
+ struct v4l2_subdev_mbus_code_enum *code)
+{
+ switch (code->pad) {
+ case IPIPE_PAD_SINK:
+ if (code->index >= ARRAY_SIZE(ipipe_input_fmts))
+ return -EINVAL;
+ code->code = ipipe_input_fmts[code->index];
+ break;
+
+ case IPIPE_PAD_SOURCE:
+ if (code->index >= ARRAY_SIZE(ipipe_output_fmts))
+ return -EINVAL;
+ code->code = ipipe_output_fmts[code->index];
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * ipipe_s_ctrl() - Handle set control subdev method
+ * @ctrl: pointer to v4l2 control structure
+ */
+static int ipipe_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct vpfe_ipipe_device *ipipe =
+ container_of(ctrl->handler, struct vpfe_ipipe_device, ctrls);
+ struct ipipe_lum_adj *lum_adj = &ipipe->config.lum_adj;
+
+ switch (ctrl->id) {
+ case V4L2_CID_BRIGHTNESS:
+ lum_adj->brightness = ctrl->val;
+ ipipe_set_lum_adj_regs(ipipe->base_addr, lum_adj);
+ break;
+
+ case V4L2_CID_CONTRAST:
+ lum_adj->contrast = ctrl->val;
+ ipipe_set_lum_adj_regs(ipipe->base_addr, lum_adj);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * ipipe_init_formats() - Initialize formats on all pads
+ * @sd: pointer to v4l2 subdev structure.
+ * @fh: V4L2 subdev file handle
+ *
+ * Initialize all pad formats with default values. If fh is not NULL, try
+ * formats are initialized on the file handle. Otherwise active formats are
+ * initialized on the device.
+ */
+static int
+ipipe_init_formats(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
+{
+ struct v4l2_subdev_format format;
+
+ memset(&format, 0, sizeof(format));
+ format.pad = IPIPE_PAD_SINK;
+ format.which = fh ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE;
+ format.format.code = V4L2_MBUS_FMT_SGRBG12_1X12;
+ format.format.width = IPIPE_MAX_OUTPUT_WIDTH_A;
+ format.format.height = IPIPE_MAX_OUTPUT_HEIGHT_A;
+ ipipe_set_format(sd, fh, &format);
+
+ memset(&format, 0, sizeof(format));
+ format.pad = IPIPE_PAD_SOURCE;
+ format.which = fh ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE;
+ format.format.code = V4L2_MBUS_FMT_UYVY8_2X8;
+ format.format.width = IPIPE_MAX_OUTPUT_WIDTH_A;
+ format.format.height = IPIPE_MAX_OUTPUT_HEIGHT_A;
+ ipipe_set_format(sd, fh, &format);
+
+ return 0;
+}
+
+/* subdev core operations */
+static const struct v4l2_subdev_core_ops ipipe_v4l2_core_ops = {
+ .ioctl = ipipe_ioctl,
+};
+
+static const struct v4l2_ctrl_ops ipipe_ctrl_ops = {
+ .s_ctrl = ipipe_s_ctrl,
+};
+
+/* subdev file operations */
+static const struct v4l2_subdev_internal_ops ipipe_v4l2_internal_ops = {
+ .open = ipipe_init_formats,
+};
+
+/* subdev video operations */
+static const struct v4l2_subdev_video_ops ipipe_v4l2_video_ops = {
+ .s_stream = ipipe_set_stream,
+};
+
+/* subdev pad operations */
+static const struct v4l2_subdev_pad_ops ipipe_v4l2_pad_ops = {
+ .enum_mbus_code = ipipe_enum_mbus_code,
+ .enum_frame_size = ipipe_enum_frame_size,
+ .get_fmt = ipipe_get_format,
+ .set_fmt = ipipe_set_format,
+};
+
+/* v4l2 subdev operation */
+static const struct v4l2_subdev_ops ipipe_v4l2_ops = {
+ .core = &ipipe_v4l2_core_ops,
+ .video = &ipipe_v4l2_video_ops,
+ .pad = &ipipe_v4l2_pad_ops,
+};
+
+/*
+ * Media entity operations
+ */
+
+/*
+ * ipipe_link_setup() - Setup ipipe connections
+ * @entity: ipipe media entity
+ * @local: Pad at the local end of the link
+ * @remote: Pad at the remote end of the link
+ * @flags: Link flags
+ *
+ * return -EINVAL or zero on success
+ */
+static int
+ipipe_link_setup(struct media_entity *entity, const struct media_pad *local,
+ const struct media_pad *remote, u32 flags)
+{
+ struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
+ struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
+ struct vpfe_device *vpfe_dev = to_vpfe_device(ipipe);
+ u16 ipipeif_sink = vpfe_dev->vpfe_ipipeif.input;
+
+ switch (local->index | media_entity_type(remote->entity)) {
+ case IPIPE_PAD_SINK | MEDIA_ENT_T_V4L2_SUBDEV:
+ if (!(flags & MEDIA_LNK_FL_ENABLED)) {
+ ipipe->input = IPIPE_INPUT_NONE;
+ break;
+ }
+ if (ipipe->input != IPIPE_INPUT_NONE)
+ return -EBUSY;
+ if (ipipeif_sink == IPIPEIF_INPUT_MEMORY)
+ ipipe->input = IPIPE_INPUT_MEMORY;
+ else
+ ipipe->input = IPIPE_INPUT_CCDC;
+ break;
+
+ case IPIPE_PAD_SOURCE | MEDIA_ENT_T_V4L2_SUBDEV:
+ /* out to RESIZER */
+ if (flags & MEDIA_LNK_FL_ENABLED)
+ ipipe->output = IPIPE_OUTPUT_RESIZER;
+ else
+ ipipe->output = IPIPE_OUTPUT_NONE;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct media_entity_operations ipipe_media_ops = {
+ .link_setup = ipipe_link_setup,
+};
+
+/*
+ * vpfe_ipipe_unregister_entities() - ipipe unregister entity
+ * @vpfe_ipipe: pointer to ipipe subdevice structure.
+ */
+void vpfe_ipipe_unregister_entities(struct vpfe_ipipe_device *vpfe_ipipe)
+{
+ /* cleanup entity */
+ media_entity_cleanup(&vpfe_ipipe->subdev.entity);
+ /* unregister subdev */
+ v4l2_device_unregister_subdev(&vpfe_ipipe->subdev);
+}
+
+/*
+ * vpfe_ipipe_register_entities() - ipipe register entity
+ * @ipipe: pointer to ipipe subdevice structure.
+ * @vdev: pointer to v4l2 device structure.
+ */
+int
+vpfe_ipipe_register_entities(struct vpfe_ipipe_device *ipipe,
+ struct v4l2_device *vdev)
+{
+ int ret;
+
+ /* Register the subdev */
+ ret = v4l2_device_register_subdev(vdev, &ipipe->subdev);
+ if (ret) {
+ pr_err("Failed to register ipipe as v4l2 subdevice\n");
+ return ret;
+ }
+
+ return ret;
+}
+
+#define IPIPE_CONTRAST_HIGH 0xff
+#define IPIPE_BRIGHT_HIGH 0xff
+
+/*
+ * vpfe_ipipe_init() - ipipe module initialization.
+ * @ipipe: pointer to ipipe subdevice structure.
+ * @pdev: platform device pointer.
+ */
+int
+vpfe_ipipe_init(struct vpfe_ipipe_device *ipipe, struct platform_device *pdev)
+{
+ struct media_pad *pads = &ipipe->pads[0];
+ struct v4l2_subdev *sd = &ipipe->subdev;
+ struct media_entity *me = &sd->entity;
+ static resource_size_t res_len;
+ struct resource *res;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 4);
+ if (!res)
+ return -ENOENT;
+
+ res_len = resource_size(res);
+ res = request_mem_region(res->start, res_len, res->name);
+ if (!res)
+ return -EBUSY;
+ ipipe->base_addr = ioremap_nocache(res->start, res_len);
+ if (!ipipe->base_addr)
+ return -EBUSY;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 6);
+ if (!res)
+ return -ENOENT;
+ ipipe->isp5_base_addr = ioremap_nocache(res->start, res_len);
+ if (!ipipe->isp5_base_addr)
+ return -EBUSY;
+
+ v4l2_subdev_init(sd, &ipipe_v4l2_ops);
+ sd->internal_ops = &ipipe_v4l2_internal_ops;
+ strlcpy(sd->name, "DAVINCI IPIPE", sizeof(sd->name));
+ sd->grp_id = 1 << 16; /* group ID for davinci subdevs */
+ v4l2_set_subdevdata(sd, ipipe);
+ sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+
+ pads[IPIPE_PAD_SINK].flags = MEDIA_PAD_FL_SINK;
+ pads[IPIPE_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE;
+
+ ipipe->input = IPIPE_INPUT_NONE;
+ ipipe->output = IPIPE_OUTPUT_NONE;
+
+ me->ops = &ipipe_media_ops;
+ v4l2_ctrl_handler_init(&ipipe->ctrls, 2);
+ v4l2_ctrl_new_std(&ipipe->ctrls, &ipipe_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0,
+ IPIPE_BRIGHT_HIGH, 1, 16);
+ v4l2_ctrl_new_std(&ipipe->ctrls, &ipipe_ctrl_ops,
+ V4L2_CID_CONTRAST, 0,
+ IPIPE_CONTRAST_HIGH, 1, 16);
+
+
+ v4l2_ctrl_handler_setup(&ipipe->ctrls);
+ sd->ctrl_handler = &ipipe->ctrls;
+
+ return media_entity_init(me, IPIPE_PADS_NUM, pads, 0);
+}
+
+/*
+ * vpfe_ipipe_cleanup() - ipipe subdevice cleanup.
+ * @ipipe: pointer to ipipe subdevice
+ * @dev: pointer to platform device
+ */
+void vpfe_ipipe_cleanup(struct vpfe_ipipe_device *ipipe,
+ struct platform_device *pdev)
+{
+ struct resource *res;
+
+ v4l2_ctrl_handler_free(&ipipe->ctrls);
+
+ iounmap(ipipe->base_addr);
+ iounmap(ipipe->isp5_base_addr);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 4);
+ if (res)
+ release_mem_region(res->start, res->end - res->start + 1);
+}
new file mode 100644
@@ -0,0 +1,179 @@
+/*
+ * Copyright (C) 2012 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Contributors:
+ * Manjunath Hadli <manjunath.hadli@ti.com>
+ * Prabhakar Lad <prabhakar.lad@ti.com>
+ */
+
+#ifndef _DAVINCI_VPFE_DM365_IPIPE_H
+#define _DAVINCI_VPFE_DM365_IPIPE_H
+
+#include <linux/davinci_vpfe.h>
+#include <linux/platform_device.h>
+
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-subdev.h>
+
+#include "vpfe_video.h"
+
+#define CEIL(a, b) (((a) + (b-1)) / (b))
+
+enum ipipe_noise_filter {
+ IPIPE_D2F_1ST = 0,
+ IPIPE_D2F_2ND = 1,
+};
+
+/* Used for driver storage */
+struct ipipe_otfdpc_2_0 {
+ /* 0 - disable, 1 - enable */
+ unsigned char en;
+ /* defect detection method */
+ enum vpfe_ipipe_otfdpc_det_meth det_method;
+ /* Algorithm used. Applicable only when IPIPE_DPC_OTF_MIN_MAX2 is
+ * used
+ */
+ enum vpfe_ipipe_otfdpc_alg alg;
+ struct vpfe_ipipe_otfdpc_2_0_cfg otfdpc_2_0;
+};
+
+struct ipipe_otfdpc_3_0 {
+ /* 0 - disable, 1 - enable */
+ unsigned char en;
+ /* defect detection method */
+ enum vpfe_ipipe_otfdpc_det_meth det_method;
+ /* Algorithm used. Applicable only when IPIPE_DPC_OTF_MIN_MAX2 is
+ * used
+ */
+ enum vpfe_ipipe_otfdpc_alg alg;
+ struct vpfe_ipipe_otfdpc_3_0_cfg otfdpc_3_0;
+};
+
+/* Structure for configuring Luminance Adjustment module */
+struct ipipe_lum_adj {
+ /* Brightness adjustments */
+ unsigned char brightness;
+ /* contrast adjustments */
+ unsigned char contrast;
+};
+
+enum ipipe_rgb2rgb {
+ IPIPE_RGB2RGB_1 = 0,
+ IPIPE_RGB2RGB_2 = 1,
+};
+
+struct ipipe_module_params {
+ __u32 flag;
+ struct vpfe_ipipe_input_config input_config;
+ struct vpfe_ipipe_lutdpc lutdpc;
+ struct vpfe_ipipe_otfdpc otfdpc;
+ struct vpfe_ipipe_nf nf1;
+ struct vpfe_ipipe_nf nf2;
+ struct vpfe_ipipe_gic gic;
+ struct vpfe_ipipe_wb wbal;
+ struct vpfe_ipipe_cfa cfa;
+ struct vpfe_ipipe_rgb2rgb rgb2rgb1;
+ struct vpfe_ipipe_rgb2rgb rgb2rgb2;
+ struct vpfe_ipipe_gamma gamma;
+ struct vpfe_ipipe_3d_lut lut;
+ struct vpfe_ipipe_rgb2yuv rgb2yuv;
+ struct vpfe_ipipe_gbce gbce;
+ struct vpfe_ipipe_yuv422_conv yuv422_conv;
+ struct vpfe_ipipe_yee yee;
+ struct vpfe_ipipe_car car;
+ struct vpfe_ipipe_cgs cgs;
+ struct ipipe_lum_adj lum_adj;
+};
+
+#define IPIPE_PAD_SINK 0
+#define IPIPE_PAD_SOURCE 1
+
+#define IPIPE_PADS_NUM 2
+
+#define IPIPE_OUTPUT_NONE 0
+#define IPIPE_OUTPUT_RESIZER (1 << 0)
+
+enum ipipe_input_entity {
+ IPIPE_INPUT_NONE = 0,
+ IPIPE_INPUT_MEMORY = 1,
+ IPIPE_INPUT_CCDC = 2,
+};
+
+
+struct vpfe_ipipe_device {
+ struct v4l2_subdev subdev;
+ struct media_pad pads[IPIPE_PADS_NUM];
+ struct v4l2_mbus_framefmt formats[IPIPE_PADS_NUM];
+ enum ipipe_input_entity input;
+ unsigned int output;
+ struct v4l2_ctrl_handler ctrls;
+ void *__iomem base_addr;
+ void *__iomem isp5_base_addr;
+ struct ipipe_module_params config;
+};
+
+struct ipipe_module_if {
+ unsigned int param_offset;
+ unsigned int param_size;
+ unsigned int config_offset;
+ int (*set)(struct vpfe_ipipe_device *ipipe, void *param);
+ int (*get)(struct vpfe_ipipe_device *ipipe, void *param);
+};
+
+/* data paths */
+enum ipipe_data_paths {
+ IPIPE_RAW2YUV,
+ /* Bayer RAW input to YCbCr output */
+ IPIPE_RAW2RAW,
+ /* Bayer Raw to Bayer output */
+ IPIPE_RAW2BOX,
+ /* Bayer Raw to Boxcar output */
+ IPIPE_YUV2YUV
+ /* YUV Raw to YUV Raw output */
+};
+
+#define IPIPE_COLPTN_R_Ye 0x0
+#define IPIPE_COLPTN_Gr_Cy 0x1
+#define IPIPE_COLPTN_Gb_G 0x2
+#define IPIPE_COLPTN_B_Mg 0x3
+
+#define COLPAT_EE_SHIFT 0
+#define COLPAT_EO_SHIFT 2
+#define COLPAT_OE_SHIFT 4
+#define COLPAT_OO_SHIFT 6
+
+#define ipipe_sgrbg_pattern \
+ (IPIPE_COLPTN_Gr_Cy << COLPAT_EE_SHIFT | \
+ IPIPE_COLPTN_R_Ye << COLPAT_EO_SHIFT | \
+ IPIPE_COLPTN_B_Mg << COLPAT_OE_SHIFT | \
+ IPIPE_COLPTN_Gb_G << COLPAT_OO_SHIFT)
+
+#define ipipe_srggb_pattern \
+ (IPIPE_COLPTN_R_Ye << COLPAT_EE_SHIFT | \
+ IPIPE_COLPTN_Gr_Cy << COLPAT_EO_SHIFT | \
+ IPIPE_COLPTN_Gb_G << COLPAT_OE_SHIFT | \
+ IPIPE_COLPTN_B_Mg << COLPAT_OO_SHIFT)
+
+int vpfe_ipipe_register_entities(struct vpfe_ipipe_device *ipipe,
+ struct v4l2_device *v4l2_dev);
+int vpfe_ipipe_init(struct vpfe_ipipe_device *ipipe,
+ struct platform_device *pdev);
+void vpfe_ipipe_unregister_entities(struct vpfe_ipipe_device *ipipe);
+void vpfe_ipipe_cleanup(struct vpfe_ipipe_device *ipipe,
+ struct platform_device *pdev);
+void vpfe_ipipe_enable(struct vpfe_device *vpfe_dev, int en);
+
+#endif /* _DAVINCI_VPFE_DM365_IPIPE_H */